//**// key::1617937675854
//**// name::getMax
//**// remark::获取最大值
//**// params::[{"name":"a (Array)","description":"数值数组","type":"Boolean","key":0}]
//**// returns::[{"name":"","description":"最大值（Number）","type":"Boolean","key":0}]
//**// examples::[{"name":"getMax([1,2,3])","description":"3","key":1617937678890}]
//**// description::"输入一个纯数值的数组，返回数组中的最大值"
//**// code::
function getMax(a){
    let max = 0
    a.forEach(item=>{
        if(item>max) item = max  
   })
   return max
}
